File indexing completed on 2024-11-24 04:53:00

 /* Copyright (C) 2006 - 2014 Jan Kundrát <jkt@flaska.net>
 
    This file is part of the Trojita Qt IMAP e-mail client,
    http://trojita.flaska.net/
 
    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License as
    published by the Free Software Foundation; either version 2 of
    the License or (at your option) version 3 or any later version
    accepted by the membership of KDE e.V. (or its successor approved
    by the membership of KDE e.V.), which shall act as a proxy
    defined in Section 14 of version 3 of the license.
 
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 #include "EnvelopeView.h"
 #include <QFontMetrics>
 #include <QLabel>
 #include <QUrlQuery>
 #include <QGridLayout>
 #include <QLayoutItem>
 #include <QVBoxLayout>
 #include "Gui/AddressRowWidget.h"
 #include "Gui/MessageView.h"
 #include "Gui/Util.h"
 #include "Imap/Model/ItemRoles.h"
 #include "Imap/Model/MailboxTree.h"
 #include "Imap/Model/Model.h"
 #include "UiUtils/Formatting.h"
 
 namespace Gui {
 
 EnvelopeView::EnvelopeView(QWidget *parent, MessageView *messageView): QWidget(parent), m_messageView(messageView)
 {
     QVBoxLayout *lay = new QVBoxLayout(this);
     lay->setContentsMargins(0, 0, 0, 0);
     setLayout(lay);
 
 }
 
 #define SET_LABEL_OPTIONS(LBL) \
 { \
     LBL->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Preferred); \
     LBL->setWordWrap(true); \
     LBL->setTextInteractionFlags(Qt::TextSelectableByMouse | Qt::LinksAccessibleByMouse); \
 }
 
 #define ADD_ROW(LBL, WDG) \
 { \
     QLabel *l = new QLabel(LBL, this); \
     l->setAlignment(Qt::AlignRight); \
     form->addWidget(l, form->rowCount(), 0, Qt::AlignTop); \
     form->addWidget(WDG, form->rowCount()-1, 1, Qt::AlignTop); \
 }
 
 /** @short */
 void EnvelopeView::setMessage(const QModelIndex &index)
 {
     while (QLayoutItem *item = layout()->takeAt(0)) {
         if (item->widget()) {
             item->widget()->deleteLater();
         } else if (item->layout()) {
             item->layout()->deleteLater();
         } else {
             delete item;
         }
     }
     Q_FOREACH(QWidget *w, findChildren<QWidget*>()) {
         w->deleteLater();
     }
 
     if (!index.isValid()) {
         return;
     }
 
     const Imap::Message::Envelope e = index.data(Imap::Mailbox::RoleMessageEnvelope).value<Imap::Message::Envelope>();
 
     // Subject & date
     QString subDate;
     // Date
     if (e.date.isValid()) {
         subDate = QStringLiteral("<table style=\"margin:0px; margin-left:4em; float:right;\"><tr style=\"margin:0px;\"><td style=\"margin:0px;\">%1</td></tr></table>")
                       .arg(QLocale::system().toString(e.date.toLocalTime(), QLocale::LongFormat));
     }
     subDate += QStringLiteral("<span style=\"font:bold large;\">%1</span>").arg(e.subject.toHtmlEscaped());
     auto lbl = new QLabel(subDate, this);
     SET_LABEL_OPTIONS(lbl)
     layout()->addWidget(lbl);
 
     QGridLayout *form = new QGridLayout();
     form->setSpacing(0);
     form->setContentsMargins(0, 0, 0, 0);
     static_cast<QBoxLayout*>(layout())->addLayout(form);
 
     // Sender
     AddressRowWidget *senderWidget = 0;
     QString senderLabel;
     if (!e.from.isEmpty()) {
         senderLabel = tr("From");
         senderWidget = new AddressRowWidget(this, QString(), e.from, m_messageView);
     }
     if (!e.sender.isEmpty() && e.sender != e.from) {
         if (senderWidget) {
             senderWidget->addAddresses(QStringLiteral(" %1").arg(tr("sent via")), e.sender, m_messageView);
         } else {
             senderLabel = tr("Sender");
             senderWidget = new AddressRowWidget(this, QString(), e.sender, m_messageView);
         }
     }
     if (!e.replyTo.isEmpty() && e.replyTo != e.from) {
         if (senderWidget) {
             senderWidget->addAddresses(QStringLiteral(", %1").arg(tr("replies to")), e.replyTo, m_messageView);
         } else {
             senderLabel = tr("Reply-To");
             senderWidget = new AddressRowWidget(this, QString(), e.replyTo, m_messageView);
         }
     }
     if (senderWidget)
         ADD_ROW(senderLabel, senderWidget)
 
     // Receiver
     AddressRowWidget *receiverWidget = 0;
     QString receiverLabel;
     if (!e.to.isEmpty()) {
         receiverLabel = tr("To");
         receiverWidget = new AddressRowWidget(this, QString(), e.to, m_messageView);
     }
     if (!e.cc.isEmpty()) {
         if (receiverWidget) {
             receiverWidget->addAddresses(QStringLiteral(" %1").arg(tr("Cc'd to")), e.cc, m_messageView);
         } else {
             receiverLabel = tr("Cc");
             receiverWidget = new AddressRowWidget(this, QString(), e.cc, m_messageView);
         }
     }
     if (!e.bcc.isEmpty()) {
         if (receiverWidget) {
             receiverWidget->addAddresses(QStringLiteral(" %1").arg(tr("Bcc'd to")), e.bcc, m_messageView);
         } else {
             receiverLabel = tr("Bcc");
             receiverWidget = new AddressRowWidget(this, QString(), e.bcc, m_messageView);
         }
     }
     if (receiverWidget)
         ADD_ROW(receiverLabel, receiverWidget)
 
     // Mailing list
     QVariantList headerListPost = index.data(Imap::Mailbox::RoleMessageHeaderListPost).toList();
     if (!headerListPost.isEmpty()) {
         QStringList buf;
         bool elided = false;
         Q_FOREACH(const QVariant &item, headerListPost) {
             const QString scheme = item.toUrl().scheme().toLower();
             const bool isMailTo = scheme == QLatin1String("mailto");
             if (isMailTo || scheme == QLatin1String("http") || scheme == QLatin1String("https")) {
                 QString target = item.toUrl().toString();
                 // eg. github uses reply+<some hash>@reply.github.com
                 QString caption = isMailTo ? item.toUrl().toString(QUrl::RemoveScheme) : target;
                 elided = elided || UiUtils::elideAddress(caption);
                 target = target.toHtmlEscaped();
                 buf << tr("<a href=\"%1\">%2</a>").arg(target, caption.toHtmlEscaped());
             } else {
                 buf << item.toUrl().toString().toHtmlEscaped();
             }
         }
         auto lbl = new QLabel(QString(QLatin1String("<html>&nbsp;%1</html>")).arg(buf.join(tr(", "))));
         SET_LABEL_OPTIONS(lbl)
         lbl->setOpenExternalLinks(true);
         if (elided)
             connect(lbl, &QLabel::linkHovered, lbl, &QLabel::setToolTip);
         ADD_ROW(tr("Mailing List"), lbl)
     }
 
     // separating the message
     QFrame *line = new QFrame(this);
     line->setFrameStyle(QFrame::HLine|QFrame::Plain);
     layout()->addWidget(line);
 }
 
 
 }